Deelsommen door elkaar. Welk getal ontbreekt?

Deeltafels
1.
30
:
5
=
=
2.
7
:
7
=
=
3.
6
:
6
=
=
4.
27
:
3
=
=
5.
24
:
6
=
=
6.
12
:
4
=
=
7.
45
:
5
=
=
8.
80
:
8
=
=
9.
4
:
4
=
=
10.
24
:
8
=
=
11.
81
:
9
=
=
12.
8
:
1
=
=
13.
8
:
2
=
=
14.
56
:
7
=
=
15.
28
:
7
=
=
16.
5
:
5
=
=
17.
42
:
6
=
=
18.
54
:
6
=
=
19.
81
:
9
=
=
20.
12
:
2
=
=
21.
27
:
9
=
=

Deelsommen door elkaar. Welk getal ontbreekt?
| ANTWOORDEN

Deeltafels
1.
30
:
5
=
=
6
2.
7
:
7
=
=
1
3.
6
:
6
=
=
1
4.
27
:
3
=
=
9
5.
24
:
6
=
=
4
6.
12
:
4
=
=
3
7.
45
:
5
=
=
9
8.
80
:
8
=
=
10
9.
4
:
4
=
=
1
10.
24
:
8
=
=
3
11.
81
:
9
=
=
9
12.
8
:
1
=
=
8
13.
8
:
2
=
=
4
14.
56
:
7
=
=
8
15.
28
:
7
=
=
4
16.
5
:
5
=
=
1
17.
42
:
6
=
=
7
18.
54
:
6
=
=
9
19.
81
:
9
=
=
9
20.
12
:
2
=
=
6
21.
27
:
9
=
=
3